Senior Backend Engineer, Python

3Pillar Global

Senior Python Backend Engineer developing scalable cloud-native Python backend services for healthcare technology impacting clinical trials. Collaborating with engineers for cloud infrastructure and database management.

Posted 7/2/2026full-timeRemote • 🇨🇦 CanadaSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in backend engineering with a focus on Python and PostgreSQL, while leading teams in agile environments and ensuring adherence to coding standards and security best practices.

Highest-signal resume keywords

Backend Engineering ExperiencePython DevelopmentPostgreSQL Database ArchitectureAWS Services ManagementAgile Software Development

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Backend EngineeringPythonPostgreSQLAPI DevelopmentKubernetesAWSSOLID PrinciplesOOPClean ArchitectureOWASP Security Practices

Soft Skills

Effective CommunicationMentoringTeam LeadershipAutonomyCollaboration

Tools & Technologies

AWS LambdaAPI GatewayEKSRDSS3IAM

Industry Keywords

Clinical-Grade DataAgile DevelopmentCoding StandardsSecurity Best PracticesData Integrity

Tech Stack

Tools & technologies

AWSCloudKubernetesPostgresPython

About the role

Key responsibilities & impact

Facilitate effective communication with client project stakeholders regarding project status and technical recommendations
Lead the design and development of backend services and APIs using Python and the Pyramid framework on AWS
Architect and manage PostgreSQL schemas, queries, and performance optimizations for clinical-grade data
Build and maintain AWS infrastructure including Kubernetes (EKS), Lambda, API Gateway, and cloud-to-cloud integration patterns
Define backend coding standards, API design patterns, security best practices, and testing strategies
Mentor and guide backend engineers, driving engineering excellence across the team
Engage in agile software development including stand-ups, sprint planning, retrospectives, and estimation
Independently drive project delivery within defined architecture, demonstrating autonomy from conceptualization to deployment

Requirements

What you’ll need

6+ years of backend engineering experience, including 2+ years in a lead or tech lead role
Experience/expertise in designing and implementing scalable backend services and APIs using Python
Experience in architecting PostgreSQL databases with strong skills in schema design, query optimization, and data integrity
Familiarity with AWS services: Kubernetes (EKS), Lambda, API Gateway, RDS, S3, IAM, and cloud-to-cloud integrations
Strong understanding of SOLID principles, OOP, and clean architecture patterns
Familiarity with OWASP security practices
English proficiency

Benefits

Comp & perks

Flexible work environment – whether it’s the office, your home, or a blend of both
Professional development opportunities – across projects, offerings, and industries
Well-being focus with fitness offerings, mental health plans, and generous time off